Worksheets7th_Topic 3_Lesson 1-2
Total questions: 20
Worksheet time: 34mins
The umbrella term for the male structure of a flower is called
a stamen
a pollen
a pistil
an ovary
A flower’s ________ attract insects so that the plant can be fertilized.
ovaries
pistils
stamens
petals
The seeds of a plant forms in its
stamen
ovary
pistil
petal
A fruit, like an orange or an apple, sometimes forms around a seed to
protect it
fertilize it
supply food
provide nutrients
Why are shorea seeds able to be dispersed by the wind?
It is light and has wing-like structure
It has hooks to hook onto the fur of animals
It has a fibrous husk that makes it float
It has dry pods that split open
Where do the seeds of a gymnosperm come from?
fruit
flowers
spores
cones
Name three characteristics of angiosperms.
has seeds covered with fruit, produces flowers, flat or broad leaves
has cones, no flowers, needle-like leaves
no fruit, naked seeds, evergreen
flowers, cones, needle-like leaves
In which way do you think this seed can be dispersed?
water
wind
animals
explosion
California blackworms, also known as mudworms, are able to break apart. Each body section that broke apart is able to become an identical new worm. What type of reproduction does this example represent?
Sexual reproduction
Asexual reproduction
Penguins lay 1-2 fertilized eggs that the male and female take turns incubating on their feet. What type of reproduction does this example represent?
Sexual reproduction
Asexual reproduction
onto future generations
The end result of meiosis is...
4 identical cells
4 genetically different cells
2 identical cells
2 genetically different cells
What can you infer about a brightly-colored flower?
B
It has a greater chance of pollination than a dull-colored flower
A
It can only be pollinated by birds, not insects
C
Its pollen is probably the same bright color
D
It is probably pollinated by an insect that is attracted to that color
